23.2.10
, l. f! l1 {( K! ]5 g: T# LBeing brave means knowing that when you fail, you don't fail forever.# G; `8 n- ^1 ^2 B" I3 u
勇敢就是知道即使你失敗了,你也不是永遠失敗。 ----Lana Del Rey7 N1 P3 G9 \" L" H" B# |
每日一點專業(yè)英語:
3 l0 Q% x* ^5 d. e: mScrew drive 螺紋傳動2 W# @) l/ ?% v5 X" |7 V5 P* A
Axial force exerted 受軸向力時
) n8 u2 C( \: a5 {$ w1 Q) nRadial force exerted 受徑向力時9 Q# l* M5 {% J. S! z! W. V# J N
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23.2.11
3 p: t' K0 Z* a# I$ T. h8 HNothing great in the world has been accomplished without passion.# G; H3 t) V6 ^8 O
世上沒有任何偉業(yè)的成就能夠離得開激情。: C. ]; E; ^1 B
每日一點專業(yè)英語:
9 O; F6 T5 K/ f8 y3 RBearing balls 滾珠
) I5 q: B* p, I8 ?' M5 tBall nut 滾珠套$ f1 Q6 C9 v9 V( m/ m' t% {$ o
Ball screw 滾珠絲杠2 I- v) \' |, r
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23.2.12
- ^2 _* e! @& q: tInstead of wondering when your next vacation is, maybe you should set up a life you don't need to escape from.
' b I/ J: A [4 s7 f3 C$ c: |3 \與其期盼下一次假期,不如創(chuàng)造一種不需要逃離的生活。
. j8 p3 j% M' a5 g" b每日一點專業(yè)英語:% q# l. J) r5 p; `
Washer 墊片
) P6 h1 O- I, w0 ^7 O# k. SFlush 凸起墊片
$ e F. J$ V N2 D. Q! E) bRaised 卷邊墊片/ J1 j5 u K! \1 G: }' D2 `$ ^
Slotted washers 開槽墊片
& k- R7 H9 `: b; b7 GSpring 彈簧墊片* S/ j5 J/ Z+ o0 B' j* I
Spring-locking 彈簧鎖緊墊片
) a7 Z0 ]: n9 R! n* F3 D& ?Plain 普通平墊片. b/ Q, \" q" w3 D
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23.2.13
2 X2 G3 w3 k, K+ P1 y3 m. k5 QIt's never too late to be what you might have been.% T) S1 P/ _% `5 X: S1 A
成為你所要成為的人,永遠都不嫌遲。
0 ^9 {1 i5 {5 M7 H& `) V. V. F每日一點專業(yè)英語:
% d* A% c. f/ ?Belt drive 帶傳動0 a6 `) z. B# ~! H
Flat 平帶2 e- y) p0 [& g$ b+ a( D5 G* F
Vee type V帶/ `$ U* u8 y$ a2 C! W
Round 圓帶
7 q% w* y' o7 A7 R# c! KMulti-edges 多楔帶3 o1 @ Z( I; z# ^6 [
Synchronous belt 同步帶* t. ^# T2 g6 j4 o2 ^2 v6 |/ Q
' i- X: b, v1 z: H' g! U* a. z3 H U23.2.14
+ H- f6 U# s9 Y3 f" [/ GPure love and suspicion cannot dwell together: at the door where the latter enters, the former makes its exit.
) \8 P; \, f( a% K) e& p, k+ Q純潔的愛情和猜疑水火不容:起了疑心,就會丟了愛情。
: m- U" L, Z1 I: _! k每日一點專業(yè)英語:
/ {2 O' @9 K* G2 B1 Q4 q6 g8 dSolid wheel 實心輪
, s% j5 O1 W ]9 I& t" k* ]Solid rim 實心輪輻條0 N. z2 J- z; W% V, M+ Q4 O$ \
Outside dia 外徑
/ k& l2 P+ _- l y) o+ N( jPitch dia 節(jié)徑7 V! T7 S0 c8 B
Groove angle 槽形角
# ~4 ~# o' j6 v4 ?( R/ W' N8 G+ ]* `5 jWidth 寬度
9 D) j% S; k4 H2 L4 E, _Depth 深度 8 s$ _( y( `) o$ y8 ?. s
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23.2.15* Y+ ^9 l$ u. K9 S
Growth is the only evidence of life./ y0 k: n' a; h0 G
成長是生命的唯一證據(jù)。
/ X# F$ f% w0 U- C! u& s5 |/ M每日一點專業(yè)英語:% ?# c) b+ w( R* W! T
Gear drive 齒輪傳動
3 N& L1 y7 @2 p3 e w. s/ l: DSpur gear 直齒圓柱齒輪傳動
4 K7 m0 {, [' A' E; c; rHelical gear 斜齒圓柱齒輪傳動
0 A0 ^; L: D+ g' c" @* |, p& |Herring-bone gear 人字齒輪傳動( r8 L+ W6 h4 q
Spur bevel gear 直齒圓錐齒輪傳動
2 l( L9 F* F9 A# ]: V6 {, }0 ^Helical bevel gear 斜齒圓錐齒輪傳動# \1 K8 m0 `$ i7 v# o. r8 F
Curve bevel gear 曲齒圓錐齒輪傳動% D* t# K- p# Y
External mesh 外嚙合
. x p, P; D+ O, l% TInternal mesh 內(nèi)嚙合
# s4 G8 z$ f) x6 g& V- M) \) \5 OMesh by rack and pinion 齒輪齒條嚙合
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